1、词形变化练习试卷 3 及答案与解析一、Word Formation1 That_(science) began to study Russian in 1999.2 Please mind your_(behave) in public.3 The boss showed such_(patient) that he cut short my presentation.4 The green light is on, and children can cross the road in_(safe).5 This idiomatic_(express) seems out of style t
2、oday. We seldom use it.6 Their lives were frequently_(threat) by earthquakes and volcanoes.7 Though he is over 60, my grandfather always looks fresh and_(energy).8 The young are on their way to make great_(contribute) to society.9 Im_(gratitude) to you for all the help youve given me.10 The book wri
3、tten by this Nobel Prize winner is really worth_(read).词形变化练习试卷 3 答案与解析一、Word Formation1 【正确答案】 scientist【知识模块】 词形变化2 【正确答案】 behavior 【知识模块】 词形变化3 【正确答案】 impatience【知识模块】 词形变化4 【正确答案】 safety【知识模块】 词形变化5 【正确答案】 expression【知识模块】 词形变化6 【正确答案】 threatened【知识模块】 词形变化7 【正确答案】 energetic【知识模块】 词形变化8 【正确答案】 contribution【知识模块】 词形变化9 【正确答案】 grateful【知识模块】 词形变化10 【正确答案】 reading【知识模块】 词形变化